Methven maxiflo pressure regulator with no fittings suitable for mains water, pump and tank pressures over 1 metre. MPR 6003 has 1/2 inch BSP inlet and 3/4 inch BSP outlet. Matches all standard BSP fittings. Allows low pressure hanging poultry drinkers to be used with the potential of up to 100 drinkers per regulator. Remember water lines must be level and as straight as possible. Maxiflo pressure regulators allow mains water input and adjustable 150mm to 10 metre head of water output. Compatible with poultry drinkers including BEC75 and Plasson bell drinkers.